TABLE 1.
Etiology according to type of infection
| Microorganism(s) | No. (%) of patients with: |
|
|---|---|---|
| Implant-associated infection (n = 45) | Bone or joint infection (n = 19) | |
| Staphylococcusepidermidis | 26 (57.7) | 4 (21) |
| Staphylococcusaureus | 4 (8.9) | 10 (52.6) |
| Staphylococcuslugdunensis | 2 (4.4) | 0 |
| Staphylococcuscapitis | 1 (2.2) | 0 |
| Streptococcuspneumoniae | 1 (2.2) | 0 |
| Enterococcusfaecalis | 4 (8.9) | 1 (5.2) |
| Enterococcusfaecium | 3 (6.6) | 1 (5.2) |
| Corynebacterium striatum | 2 (4.4) | 1 (5.2) |
| Streptococcus spp.a | 0 | 3 (15.7) |
| Anaerobesb | 2 (4.4) | 1 (5.2) |
| Gram negativesc | 2 (4.4) | 0 |
| Polymicrobial | 5 (11.1) | 3 (15.7) |
| Negative culture | 3 (6.6) | 1 (5.2) |
a
Streptococcus spp. included one S. agalactiae, one S. pyogenes, and one S. sanguinis.
b
Anaerobes included one Clostridium celerecrescens and two Propionibacteriumacnes.
c
Gram negatives included one Escherichiacoli and one Pseudomonasaeruginosa (both were isolated with a Gram-positive microorganism).